Important announcements regarding changes to test methodologies, reference ranges, CPT coding, new available assays or discontinued assays are reported to our clients weekly via MLabs Test Updates.  The following Test Update files, which contain information that is current when produced, may be printed for client use. However, information contained is subject to change over time. For more information or questions, please contact Customer Service at 800-862-7284.

TitlePosted DateEffective DateTest NameCPT CodeUpdate Type
Test Update 906.1Respiratory Pathogen Panel + SARS-CoV-2 by PCR0202U Test Resumed
Test Update 906.1Gastrointestinal Pathogen Panel87507 Test Resumed
Test Update 906Gastrointestinal Pathogen Panel87507 Test Down or Delayed
Test Update 906Respiratory Pathogen Panel + SARS-CoV-2 by PCR0202U Test Down or Delayed
Test Update 906Oxalate, PlasmaTest Down or Delayed
Test Update 906Syphilis Screening Test, VDRL, CSF 86592 Test Discontinued
Test Update 906Neurosyphilis IgG Antibody Index with VDRL, Serum and Spinal Fluid 86780 New Tests
Test Update 906Glucagon, Plasma82943 Reference range changed
Test Update 905.1Infectious Mononucleosis Test86308 Test Down or Delayed
Test Update 905Chili Pepper, IgE, Serum 86003 Test Discontinued
Test Update 905Myositis Associated Antibodies (MAA) MyoMarker Panel 383516 x9, 86235 x7 Test Resumed
Test Update 905Myositis Associated Antibodies (MAA) MyoMarker Panel 3 Plus83516 x10, 86235 x7 Test Resumed
Test Update 905HLA Disease Association, Ankylosing Spondylitis (HLA-B27)81373 Miscellaneous
Test Update 905CSF Analysis with reflex to MEPAN 89051, 82945, 84157 New Tests
Test Update 905Enterovirus RNA by PCR, Qualitative, CSF 87498 Test Discontinued
Test Update 904von Willebrand Disease Panel85240, 85397, 85246, 85730 Miscellaneous
Test Update 904DiGeorge Panel: Reflex to all tiers81402 Miscellaneous
Test Update 904COVID-19 Related Testing Miscellaneous
Test Update 904Herpes Simplex virus/Coronavirus Testing Miscellaneous
Test Update 904Methicillin Resistant Staph aureus (MRSA) Screen by PCR MRSAP New Tests
Test Update 904Staph aureus and MRSA Screen by PCR 87641, 87640 New Tests
Test Update 904Methylmalonic Acid, Serum83921 Test Resumed
Test Update 903Myositis Associated Antibodies (MAA) MyoMarker Panel 3 Plus83516 x10, 86235 x7 Test Down or Delayed
Test Update 903Myositis Associated Antibodies (MAA) MyoMarker Panel 383516 x9, 86235 x7 Test Down or Delayed
Test Update 902Oxalate, Plasma83945 Test Down or Delayed
Test Update 902Borrelia (Lyme Disease) Antibody by Modified Two-Tier Testing & Serum 86618, 86617 x2 New Tests
Test Update 902CYP21A2 Gene, Full Gene Analysis81405, 81402 Test Methodology Changed
Test Update 902Alpha Globin Cluster Locus Deletion/Duplication81269 Test Methodology Changed
Test Update 902Varicella zoster Virus Antibody, IgG, CSF86787 Reference range changed
Test Update 901Varicella zoster Virus Antibody, IgG86787 Test Code Change